Can. 1085 §1. A person bound by the bond of a
prior marriage, even if it was not consummated, invalidly attempts marriage.

§2. Even if the prior marriage is invalid or
dissolved for any reason, it is not on that account permitted to contract
another before the nullity or dissolution of the prior marriage is established
legitimately and certainly.

Can. 1086 §1. A marriage between two persons, one
of whom has been baptized in the Catholic Church or received into it and has
not defected from it by a formal act and the other of whom is not baptized, is
invalid.

§2. A person is not to be dispensed from this impediment
unless the conditions mentioned in cann. ⇒ 1125 and
⇒ 1126 have been fulfilled.

§3. If at the time the marriage was contracted one
party was commonly held to have been baptized or the baptism was doubtful, the
validity of the marriage must be presumed according to the norm of
⇒ can. 1060 until it is proven with certainty that one
party was baptized but the other was not.

Can. 1087 Those in sacred orders invalidly attempt
marriage.

Can. 1088 Those bound by a public perpetual vow of
chastity in a religious institute invalidly attempt marriage.

Can. 1089 No marriage can exist between a man and
a woman who has been abducted or at least detained with a view of contracting
marriage with her unless the woman chooses marriage of her own accord after she
has been separated from the captor and established in a safe and free place.

Can. 1090 §1. Anyone who with a view to entering
marriage with a certain person has brought about the death of that person’s
spouse or of one’s own spouse invalidly attempts this marriage.

§2. Those who have brought about the death of a
spouse by mutual physical or moral cooperation also invalidly attempt a
marriage together.

Can. 1091 §1. In the direct line of consanguinity
marriage is invalid between all ancestors and descendants, both legitimate and
natural.

§2. In the collateral line marriage is invalid up to
and including the fourth degree.

§3. The impediment of consanguinity is not
multiplied.

§4. A marriage is never permitted if doubt exists
whether the partners are related by consanguinity in any degree of the direct
line or in the second degree of the collateral line.

Can. 1092 Affinity in the direct line in any
degree invalidates a marriage.

Can. 1093 The impediment of public propriety
arises from an invalid marriage after the establishment of common life or from
notorious or public concubinage. It nullifies marriage in the first degree of
the direct line between the man and the blood relatives of the woman, and vice
versa.

Can. 1094 Those who are related in the direct line
or in the second degree of the collateral line by a legal relationship arising
from adoption cannot contract marriage together validly.